From e5b7380c874745c989d1816b8f552504f038e1bc Mon Sep 17 00:00:00 2001 From: lresende Date: Thu, 26 Sep 2013 20:33:20 +0000 Subject: 2.0 branch for possible maintenance release git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1526672 13f79535-47bb-0310-9956-ffa450edef68 --- .../web/runtime/ClientExtensionPoint.java | 30 +++++ .../web/runtime/ComponentContextProxy.java | 86 +++++++++++++ .../runtime/WebImplementationProviderFactory.java | 71 +++++++++++ .../web/runtime/jsp/ReferenceTEI.java | 45 +++++++ .../web/runtime/jsp/ReferenceTag.java | 128 ++++++++++++++++++++ .../web/runtime/utils/ContextHelper.java | 133 +++++++++++++++++++++ 6 files changed, 493 insertions(+) create mode 100644 sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ClientExtensionPoint.java create mode 100644 sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ComponentContextProxy.java create mode 100644 sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java create mode 100644 sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTEI.java create mode 100644 sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTag.java create mode 100644 sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/utils/ContextHelper.java (limited to 'sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java') diff --git a/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ClientExtensionPoint.java b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ClientExtensionPoint.java new file mode 100644 index 0000000000..0829cfeca5 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ClientExtensionPoint.java @@ -0,0 +1,30 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.implementation.web.runtime; + +import org.apache.tuscany.sca.implementation.web.WebImplementation; +import org.apache.tuscany.sca.provider.ImplementationProvider; +import org.apache.tuscany.sca.runtime.RuntimeComponent; + +public interface ClientExtensionPoint { + + public ImplementationProvider createImplementationProvider(RuntimeComponent component, WebImplementation implementation); + +} diff --git a/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ComponentContextProxy.java b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ComponentContextProxy.java new file mode 100644 index 0000000000..76fdf4af24 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/ComponentContextProxy.java @@ -0,0 +1,86 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.implementation.web.runtime; + +import java.util.Collection; + +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.TuscanyComponentContext; +import org.apache.tuscany.sca.runtime.TuscanyServiceReference; +import org.oasisopen.sca.RequestContext; +import org.oasisopen.sca.ServiceReference; + +/** + * Proxy ComponentContext wrappering a RuntimeComponent as the + * RuntimeComponent ComponentContext has not been created till later + */ +public class ComponentContextProxy implements TuscanyComponentContext { + + protected RuntimeComponent runtimeComponent; + + public ComponentContextProxy(RuntimeComponent runtimeComponent) { + this.runtimeComponent = runtimeComponent; + } + + protected TuscanyComponentContext getComponentContext() { + return runtimeComponent.getComponentContext(); + } + + public ServiceReference cast(B target) throws IllegalArgumentException { + return getComponentContext().cast(target); + } + + public ServiceReference createSelfReference(Class businessInterface) { + return getComponentContext().createSelfReference(businessInterface); + } + + public ServiceReference createSelfReference(Class businessInterface, String serviceName) { + return getComponentContext().createSelfReference(businessInterface, serviceName); + } + + public B getProperty(Class type, String propertyName) { + return getComponentContext().getProperty(type, propertyName); + } + + public RequestContext getRequestContext() { + return getComponentContext().getRequestContext(); + } + + public B getService(Class businessInterface, String referenceName) { + return getComponentContext().getService(businessInterface, referenceName); + } + + public TuscanyServiceReference getServiceReference(Class businessInterface, String referenceName) { + return getComponentContext().getServiceReference(businessInterface, referenceName); + } + + public Collection> getServiceReferences(Class businessInterface, String referenceName) { + return getComponentContext().getServiceReferences(businessInterface, referenceName); + } + + public Collection getServices(Class businessInterface, String referenceName) { + return getComponentContext().getServices(businessInterface, referenceName); + } + + public String getURI() { + return getComponentContext().getURI(); + } + +} diff --git a/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java new file mode 100644 index 0000000000..d0323545ea --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/WebImplementationProviderFactory.java @@ -0,0 +1,71 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.apache.tuscany.sca.implementation.web.runtime; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.host.http.ServletHost; +import org.apache.tuscany.sca.host.http.ServletHostHelper; +import org.apache.tuscany.sca.implementation.web.WebImplementation; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.provider.ImplementationProvider; +import org.apache.tuscany.sca.provider.ImplementationProviderFactory; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +public class WebImplementationProviderFactory implements ImplementationProviderFactory { + + private ServletHost servletHost; + private ClientExtensionPoint jsClient; + + public WebImplementationProviderFactory(ExtensionPointRegistry extensionPoints) { + this.servletHost = ServletHostHelper.getServletHost(extensionPoints); + jsClient = extensionPoints.getExtensionPoint(ClientExtensionPoint.class); + } + + public ImplementationProvider createImplementationProvider(RuntimeComponent component, WebImplementation implementation) { + servletHost.setAttribute("org.apache.tuscany.sca.implementation.web.RuntimeComponent", component); + servletHost.setAttribute("org.oasisopen.sca.ComponentContext", new ComponentContextProxy(component)); + + ImplementationProvider impl; + if (jsClient != null && implementation.getJSClient()) { + impl = jsClient.createImplementationProvider(component, implementation); + } else { + impl = new ImplementationProvider() { + + public Invoker createInvoker(RuntimeComponentService arg0, Operation arg1) { + throw new UnsupportedOperationException("Components using implementation.web have no services"); + } + public void start() { + } + public void stop() { + } + public boolean supportsOneWayInvocation() { + return false; + } + }; + } + return impl; + } + + public Class getModelType() { + return WebImplementation.class; + } + +} diff --git a/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTEI.java b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTEI.java new file mode 100644 index 0000000000..2ba7944326 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTEI.java @@ -0,0 +1,45 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.implementation.web.runtime.jsp; + +import javax.servlet.jsp.tagext.TagData; +import javax.servlet.jsp.tagext.TagExtraInfo; +import javax.servlet.jsp.tagext.VariableInfo; + +/** + * TagExtraInfo class for the SCA reference tags + * + * + * @version $Rev$ $Date$ + */ +public class ReferenceTEI extends TagExtraInfo { + + @Override + public VariableInfo[] getVariableInfo(TagData data) { + VariableInfo info1 + = new VariableInfo( + data.getAttributeString("name"), + data.getAttributeString("type"), + true, + VariableInfo.AT_END); + VariableInfo[] info = { info1 } ; + return info; + } +} diff --git a/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTag.java b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTag.java new file mode 100644 index 0000000000..5ba08ab56b --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/jsp/ReferenceTag.java @@ -0,0 +1,128 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.implementation.web.runtime.jsp; + +import javax.servlet.ServletContext; +import javax.servlet.jsp.JspException; +import javax.servlet.jsp.PageContext; +import javax.servlet.jsp.tagext.TagSupport; + +import org.apache.tuscany.sca.assembly.ComponentReference; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException; +import org.apache.tuscany.sca.interfacedef.java.JavaInterface; +import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.oasisopen.sca.ServiceReference; + +/** + * Tag to handle SCA references + * + * + * @version $Rev$ $Date$ + */ +public class ReferenceTag extends TagSupport { + private static final long serialVersionUID = 1L; + + protected String name; + protected String type; + protected Integer scope = PageContext.PAGE_SCOPE; + + @Override + public int doStartTag() throws JspException { + return SKIP_BODY; + } + + @Override + public int doEndTag() throws JspException { + + ServletContext servletContext = pageContext.getServletContext(); + RuntimeComponent component = (RuntimeComponent)servletContext.getAttribute("org.apache.tuscany.sca.implementation.web.RuntimeComponent"); + if (component == null) { + throw new JspException("No Web component found. Is there an missing?"); + } + + Class typeClass; + try { + typeClass = Class.forName(type, true, Thread.currentThread().getContextClassLoader()); + } catch (ClassNotFoundException e) { + throw new JspException("Reference '" + name + "' type class not found: " + type); + } + + try { + setInterfaceContract(component, typeClass); + } catch (InvalidInterfaceException e) { + throw new JspException("Exception creating interface", e); + } + + ServiceReference sr = component.getComponentContext().getServiceReference(typeClass, name); + if (sr == null) { + throw new JspException("Reference '" + name + "' undefined"); + } + + pageContext.setAttribute(name, sr.getService(), scope); + + return EVAL_PAGE; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public Integer getScope() { + return scope; + } + + public void setScope(Integer scope) { + this.scope = scope; + } + + public String getType() { + return type; + } + + public void setType(String type) { + this.type = type; + } + + /** + * Implementation.web components currently don't use introspection to find the component type so unless an interface + * is explicitly defined on a refererence with then the InterfaceContract will be null. This will + * check for that and set the InterfaceContract from the Java class of the JSP tag. + */ + private void setInterfaceContract(RuntimeComponent component, Class typeClass) throws InvalidInterfaceException { + ComponentReference ref = component.getReference(name); + if (ref.getInterfaceContract() == null) { + ExtensionPointRegistry epr = component.getComponentContext().getExtensionPointRegistry(); + FactoryExtensionPoint fep = epr.getExtensionPoint(FactoryExtensionPoint.class); + JavaInterfaceFactory jif = fep.getFactory(JavaInterfaceFactory.class); + JavaInterface javaIface = jif.createJavaInterface(typeClass); + InterfaceContract interfaceContract = jif.createJavaInterfaceContract(); + interfaceContract.setInterface(javaIface); + ref.setInterfaceContract(interfaceContract); + } + } +} diff --git a/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/utils/ContextHelper.java b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/utils/ContextHelper.java new file mode 100644 index 0000000000..423e906d6b --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/implementation-web-runtime/src/main/java/org/apache/tuscany/sca/implementation/web/runtime/utils/ContextHelper.java @@ -0,0 +1,133 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.implementation.web.runtime.utils; + +import java.lang.reflect.Field; +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; + +import javax.servlet.ServletContext; + +import org.apache.tuscany.sca.assembly.ComponentProperty; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.oasisopen.sca.ComponentContext; +import org.oasisopen.sca.ServiceReference; +import org.oasisopen.sca.ServiceRuntimeException; +import org.oasisopen.sca.annotation.ComponentName; +import org.oasisopen.sca.annotation.Context; +import org.oasisopen.sca.annotation.Property; +import org.oasisopen.sca.annotation.Reference; + +public class ContextHelper { + + public static final String COMPONENT_ATTR = "org.apache.tuscany.sca.implementation.web.RuntimeComponent"; + + public static ComponentContext getComponentContext(ServletContext sc) { + RuntimeComponent rc = (RuntimeComponent)sc.getAttribute(COMPONENT_ATTR); + return rc.getComponentContext(); + } + + public static T getReference(String name, Class type, ServletContext sc) { + ServiceReference sr = getComponentContext(sc).getServiceReference(type, name); + if (sr == null) { + throw new ServiceRuntimeException("Reference '" + name + "' undefined"); + } + return sr.getService(); + } + + public static Object getProperty(String name, ServletContext sc) { + RuntimeComponent rc = (RuntimeComponent)sc.getAttribute(COMPONENT_ATTR); + for (ComponentProperty p : rc.getProperties()) { + if (name.equals(p.getName())) { + return p.getValue(); + } + } + return null; + } + + public static void inject(Object instance, ServletContext sc) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException { + + Class clazz = instance.getClass(); + for (Field field : clazz.getDeclaredFields()) { + if (field.isAnnotationPresent(Reference.class)) { + Reference ref = field.getAnnotation(Reference.class); + String name = ref.name() != null && !ref.name().equals("") ? ref.name() : field.getName(); + Object value = getReference(name, field.getType(), sc); + setField(instance, field, value); + } else if (field.isAnnotationPresent(Property.class)) { + Property prop = field.getAnnotation(Property.class); + String name = prop.name() != null && !prop.name().equals("") ? prop.name() : field.getName(); + Object value = getProperty(name, sc); + setField(instance, field, value); + } else if (field.isAnnotationPresent(ComponentName.class)) { + RuntimeComponent rc = (RuntimeComponent)sc.getAttribute(COMPONENT_ATTR); + setField(instance, field, rc.getName()); + } else if (field.isAnnotationPresent(Context.class)) { + setField(instance, field, getComponentContext(sc)); + } + } + + for (Method method : clazz.getDeclaredMethods()) { + if (!method.getName().startsWith("set") || method.getParameterTypes().length != 1) { + continue; + } + String targetName = method.getName().substring(3); + Class type = method.getParameterTypes()[0]; + + if (method.isAnnotationPresent(Reference.class)) { + Reference ref = method.getAnnotation(Reference.class); + String name = ref.name() != null && !ref.name().equals("") ? ref.name() : targetName; + Object value = getReference(name, type, sc); + setMethod(instance, method, value); + } else if (method.isAnnotationPresent(Property.class)) { + Property prop = method.getAnnotation(Property.class); + String name = prop.name() != null && !prop.name().equals("") ? prop.name() : targetName; + Object value = getProperty(name, sc); + setMethod(instance, method, value); + } else if (method.isAnnotationPresent(ComponentName.class)) { + RuntimeComponent rc = (RuntimeComponent)sc.getAttribute(COMPONENT_ATTR); + setMethod(instance, method, rc.getName()); + } else if (method.isAnnotationPresent(Context.class)) { + setMethod(instance, method, getComponentContext(sc)); + } + } + } + + private static void setMethod(Object instance, Method method, Object value) throws IllegalArgumentException, IllegalAccessException, InvocationTargetException { + if (method.isAccessible()) { + method.invoke(instance, new Object[] {value}); + } else { + method.setAccessible(true); + method.invoke(instance, new Object[] {value}); + method.setAccessible(false); + } + } + + private static void setField(Object instance, Field field, Object value) throws IllegalArgumentException, IllegalAccessException { + if (field.isAccessible()) { + field.set(instance, value); + } else { + field.setAccessible(true); + field.set(instance, value); + field.setAccessible(false); + } + } + +} -- cgit v1.2.3